public class LongFieldSource extends FieldCacheSource
LeafReader.getNumericDocValues(java.lang.String)
and makes those
values available as other numeric types, casting as needed.field
Constructor and Description |
---|
LongFieldSource(java.lang.String field) |
Modifier and Type | Method and Description |
---|---|
java.lang.String |
description()
description of field, used in explain()
|
boolean |
equals(java.lang.Object o) |
long |
externalToLong(java.lang.String extVal) |
protected NumericDocValues |
getNumericDocValues(java.util.Map context,
LeafReaderContext readerContext) |
SortField |
getSortField(boolean reverse)
EXPERIMENTAL: This method is subject to change.
|
FunctionValues |
getValues(java.util.Map context,
LeafReaderContext readerContext)
Gets the values for this reader and the context that was previously
passed to createWeight().
|
int |
hashCode() |
java.lang.Object |
longToObject(long val) |
java.lang.String |
longToString(long val) |
protected MutableValueLong |
newMutableValueLong() |
getField
asDoubleValuesSource, asLongValuesSource, createWeight, fromDoubleValuesSource, newContext, toString
public java.lang.String description()
ValueSource
description
in class FieldCacheSource
public long externalToLong(java.lang.String extVal)
public java.lang.Object longToObject(long val)
public java.lang.String longToString(long val)
public SortField getSortField(boolean reverse)
ValueSource
Get the SortField for this ValueSource. Uses the ValueSource.getValues(java.util.Map, org.apache.lucene.index.LeafReaderContext)
to populate the SortField.
getSortField
in class ValueSource
reverse
- true if this is a reverse sort.SortField
for the ValueSourcepublic FunctionValues getValues(java.util.Map context, LeafReaderContext readerContext) throws java.io.IOException
ValueSource
getValues
in class ValueSource
java.io.IOException
protected NumericDocValues getNumericDocValues(java.util.Map context, LeafReaderContext readerContext) throws java.io.IOException
java.io.IOException
protected MutableValueLong newMutableValueLong()
public boolean equals(java.lang.Object o)
equals
in class FieldCacheSource
public int hashCode()
hashCode
in class FieldCacheSource
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